KEY POINTS
  • Nvidia shares surged from 2016 through much of 2018 on demand for processors that could support cryptocurrencies and artificial intelligence.
  • The momentum is gone, and in the fourth quarter Nvidia has been the worst-performing stock in the S&P 500.
Nvidia CEO Jensen Huang.

Nvidia's meteoric rise from early 2016 through September of this year lifted its market value from $14 billion to over $175 billion. Demand was skyrocketing for processors that could handle workloads for artificial intelligence and mining of cryptocurrencies.

That's the past.